Several CAD software or dedicated CAD translation software should be able to convert AutoDesk Inventor parts (*.ipt) to a more common generic PRT variant used in other CAD programs. Simple rename is not enough.
Convert AutoDesk Inventor CAD part to CAD 3D part or component.
We have found 2 software records in our database eligible for .ipt to .prt file format conversion.
Microsoft Windows software - convert ipt to prt on Windows
A CAD converter with huge format support
Convert from ipt file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned ipt to prt. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A 2D and 3D CAD construction software